Human activities that contribute to desertification include the expansion and intensive use of agricultural lands, poor irrigation practices, deforestation, and overgrazing. These unsustainable land uses place enormous pressure on the land by altering its soil chemistry and hydrology.
Answer:
Invasions by Barbarian tribes
Western Rome's collapse pins the fall on a string of military losses sustained against outside forces. Rome had tangled with Germanic tribes for centuries, but by the 300s.
The answer is C. Central Asia
Wasting little time to begin his spy activities, Townsend sent his first dispatch on June 29, 1779, nine days after Woodhull had informed Washington that he had a contact in New York. This first piece of intelligence was designed to look like a letter between two Loyalists. In it, Townsend stated that he received information from a Rhode Islander who gathered from British troops that two British divisions
The answer is D
